Therapy             &       0.078&       0.085&      -0.578&      -0.262\\
                    &     (0.035)&     (0.047)&     (0.551)&     (0.304)\\
Control mean        &       0.184&       0.278&       9.226&       4.900\\
Control SD          &       0.388&       0.449&       5.137&       3.235\\
Observations        &        1001&        1001&        1001&        1001\\
H0: IPT-G=0 p-value &       0.026&       0.067&       0.294&       0.389\\
First-stage F-stat. &      14.025&      14.025&      14.025&      14.025\\
